Inventor · disambiguated record
Ryusuke Okamoto
Also filed as: OKAMOTO RYUSUKE
19 granted patents·2 pending applications·275 citations·filing 1996–2018
94Inventor score
Files withSEKISUI MEDICAL CO LTD6NIUNOYA MASATOSHI3OKAMOTO RYUSUKE3SEKISUI CHEMICAL CO LTD3INOUE TOMONORI2
Top patents by PatentIndex Score
21 records- 0193USD760384SCap for a blood collection tubeSEKISUI MEDICAL CO LTD·Filed 2014·Granted Jun 28, 2016·72 cites·1 claims
- 0293US7744820B2Plasma or serum separation membrane and filter apparatus including the plasma or serum separation membraneTOGAWA KATSUYA·Filed 2006·Granted Jun 29, 2010·38 cites·1 claims
- 0385US7993847B2Plasma or serum separation membrane and filter apparatus including the plasma or serum separation membraneSEKISUI MEDICAL CO LTD·Filed 2006·Granted Aug 9, 2011·12 cites·6 claims
- 0484USD688796SCap for a blood collection tubeNIUNOYA MASATOSHI·Filed 2011·Granted Aug 27, 2013·39 cites·1 claims
- 0577US8642343B2Blood separating agent and blood collection containerINOUE TOMONORI·Filed 2011·Granted Feb 4, 2014·4 cites·12 claims
- 0675US7927810B2Plasma or serum separation membrane and filter apparatus including the plasma or serum separation membraneTOGAWA KATSUYA·Filed 2003·Granted Apr 19, 2011·21 cites·8 claims
- 0774US7090970B2Composition for blood serum or plasma separation and vessel for blood examination containing the sameSEKISUI CHEMICAL CO LTD·Filed 2002·Granted Aug 15, 2006·20 cites·7 claims
- 0870US9028688B2Instrument for separating blood and apparatus for separating bloodOKAMOTO RYUSUKE·Filed 2006·Granted May 12, 2015·4 cites·9 claims
- 0965US10182967B2Plug and bodily fluid-collecting instrument setNIUNOYA MASATOSHI·Filed 2011·Granted Jan 22, 2019·2 cites·13 claims
- 1063US10677778B2Serum- or plasma-separating composition, blood-test container, and method of stabilizing serum- or plasma-separating compositionSEKISUI MEDICAL CO LTD·Filed 2016·Granted Jun 9, 2020·0 cites·10 claims
- 1161US5776357ASerum or plasma separating compositionsSEIKISUI CHEMICAL CO LTD·Filed 1996·Granted Jul 7, 1998·23 cites·16 claims
- 1258US8795957B2Blood collection containerINOUE TOMONORI·Filed 2011·Granted Aug 5, 2014·2 cites·18 claims
- 1358US8586323B2Blood coagulation promoter and blood collection tube comprising a polyoxyalkylene glycerin derivativeOKAMOTO RYUSUKE·Filed 2004·Granted Nov 19, 2013·4 cites·11 claims
- 1455US11221325B2Device for concentration and separation of circulating tumor cells, and method for concentration and separation of circulating tumor cellsSEKISUI MEDICAL CO LTD·Filed 2014·Granted Jan 11, 2022·0 cites·14 claims
- 1555US9580217B2PlugNIUNOYA MASATOSHI·Filed 2011·Granted Feb 28, 2017·1 cites·8 claims
- 1647US11719689B2Composition for separating blood serum or blood plasma, blood collection container, and method for separating blood serum or blood plasmaSEKISUI MEDICAL CO LTD·Filed 2018·Granted Aug 8, 2023·0 cites·16 claims
- 1745US6565814B1Closure structure for vacuum specimen collection container, vacuum specimen collection container, vacuum specimen collection system, holder for vacuum specimen collection system and thermoplastic elastomer composition for forming closure structureSEKISUI CHEMICAL CO LTD·Filed 1999·Granted May 20, 2003·23 cites·23 claims
- 1838US2008262385A1Backflow Preventing Structure of a Blood Sampler, Luer Adapter, Blood Sampling Needle and Blood Sampling HolderNAKAIZUMI MASAHIRO·Filed 2005·Application pending·0 cites
- 1937US10617602B2Composition for serum or plasma separation, and container for blood collectionSEKISUI MEDICAL CO LTD·Filed 2016·Granted Apr 14, 2020·0 cites·8 claims
- 2036US2010248329A1Blood coagulation promoter and blood collection tubeOKAMOTO RYUSUKE·Filed 2010·Application pending·0 cites
- 2135US6821785B1Vacuum sample collecting tube and method of collecting sample under vacuumSEKISUI CHEMICAL CO LTD·Filed 1999·Granted Nov 23, 2004·10 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →